<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>


<div class="container">
    <form action="/testupload" method="post" enctype="multipart/form-data">
        <img src="/static/asserts/img/abbg.png"></img>

        <input type="file" name="file">

        <button type="submit"> 提交</button>

    </form>
</div>

</body>
</html>